2-(Fluoromethyl)-5-methoxy-3-(trifluoromethoxy)pyridine-6-acetic acid
3-(Chloromethyl)-6-methyl-4-nitro-2-(trifluoromethoxy)pyridine
4-(Difluoromethyl)-5-methyl-3-nitro-2-(trifluoromethoxy)pyridine
2-(Chloromethyl)-3-methoxy-4-(trifluoromethoxy)-5-(trifluoromethyl)pyridine